Welding of ASTM A358 Steel Pipe

ASTM A358 Stainless Steel Pipe  ASTM A358/ASME SA358,Standard Specification for Electric-Fusion-Welded Austenitic Chromium-Nickel Alloy Steel Pipe for High-Temperature Service.   Grades:304, 304L, 310S, 316,316L,316H,317L,321,321H, 347, 347H, 904L ...  Outer diameter size:Electric Fusion Welded / ERW- 8" NB To 110" NB (Nominal Bore Size) Wall thickness: Table 10 to Table 160 (thickness from 3mm to 100mm) Category (CL): CL1, CL2, CL3, CL4, CL5   The five types of pipelines cover the following: ASTM A358 CL1- Pipes shall be double welded using the filler metal process in all channels and shall be fully radiographic. ASTM A358 CL2- Pipes shall be double weld…